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Title:
GRID BODY AND LEAD-ACID BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/224946
Kind Code:
A1
Abstract:
A grid body used as an electrode plate for a lead-acid battery and containing lead, said grid body comprising: a first surface and a second surface parallel to each other; and a plurality of through-holes penetrating through the first surface and the second surface, wherein the opening area of at least one of the plurality of through-holes on the first surface is different from the opening area thereof on the second surface.

Inventors:
TANAKA NOBUKAZU (JP)
TERADA MASAYUKI (JP)
Application Number:
PCT/JP2018/019852
Publication Date:
November 28, 2019
Filing Date:
May 23, 2018
Export Citation:
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Assignee:
HITACHI CHEMICAL CO LTD (JP)
International Classes:
H01M4/73
Foreign References:
JPH04162358A1992-06-05
JP2002075379A2002-03-15
JPH10275618A1998-10-13
JPH08315826A1996-11-29
JP2001266895A2001-09-28
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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